"Faith, as well intentioned as it may be, must be built on facts, not fiction--faith in fiction is a damnable false hope."

"I never did a day's work in my life. It was all fun."

"There is no expedient to which a man will not go to avoid the labor of thinking."

"As a cure for worrying, work is better than whisky."

"Results! Why, man, I have gotten a lot of results. I know several thousand things that won't work."

"The doctor of the future will give no medicine, but will interest her or his patients in the care of the human frame, in a proper diet, and in the cause and prevention of disease."